| Show EARTH CURRENTS Tests of tho New Wireless Telephone Apparatus Are Made In London Lon-don England London April 3Au Interesting aeries of demonstrations has been given at Alexandra palace of the apparatus of transmission and reception of signals sig-nals und speech through the ground without the use of wires The inventors invent-ors a young Swedish electrical engineer engi-neer trained in the United Slates and a Devonshire electrician were present with Sir GIrard Smith and other experts ex-perts The experiments were conducted without the pretense that a perfected system of intallatfon J had been worked out and the practicability of dispensing with wires and masts and using earth currents of electricity for commercial military and naval purposes was illustrated illus-trated Experiments with bombs proved that explosives could be synchronized within with-in the same radius so that all could be fired simultaneously or each In turn bj means of earth currents without wires The value of these tests for Practical warfare was conceded by the military experts Other experiments illustrated the transmission of Morcedols and dashes and musical sounds by wireless telephone tele-phone |
